Examples of FPU

Examples of org.jnode.assembler.x86.X86Register.FPU

38
39
40
41
42
43
44
45
46
     * @param fpuStack
     * @param item
     */
    static void fxch(X86Assembler os, FPUStack fpuStack, Item item) {
        if (!fpuStack.isTos(item)) {
            final FPU fpuReg = fpuStack.getRegister(item);
            fxch(os, fpuStack, fpuReg);
        }
    }
View Full Code Here

Examples of org.jnode.assembler.x86.X86Register.FPU

39
40
41
42
43
44
45
46
47
     * @param fpuStack
     * @param item
     */
    static final void fxch(X86Assembler os, FPUStack fpuStack, Item item) {
        if (!fpuStack.isTos(item)) {
            final FPU fpuReg = fpuStack.getRegister(item);
            fxch(os, fpuStack, fpuReg);
        }
    }
View Full Code Here

Examples of org.jnode.assembler.x86.X86Register.FPU

66
67
68
69
70
71
72
73
74
75
76
            v1.release(ec);
            v2.release(ec);
        } else {
            // Prepare stack
            final FPUStack fpuStack = vstack.fpuStack;
            final FPU reg = prepareForOperation(os, ec, vstack, fpuStack, v2, v1, true);
            final Item result = fpuStack.getItem(reg);
            fpuStack.pop(ec);

            // Calculate
            os.writeFADDP(reg);
View Full Code Here

Examples of org.jnode.assembler.x86.X86Register.FPU

91
92
93
94
95
96
97
98
99
100
101
        final Item v2 = vstack.pop(type);
        final Item v1 = vstack.pop(type);

        // Prepare operands
        final FPUStack fpuStack = vstack.fpuStack;
        final FPU reg = prepareForOperation(os, ec, vstack, fpuStack, v2, v1, false);
        // We need reg to be ST1.
        fxchST1(os, fpuStack, reg);

        final X86RegisterPool pool = ec.getGPRPool();
        pool.request(X86Register.EAX);
View Full Code Here

Examples of org.jnode.assembler.x86.X86Register.FPU

199
200
201
202
203
204
205
206
207
208
209
            v1.release(ec);
            v2.release(ec);
        } else {
            // Prepare stack
            final FPUStack fpuStack = vstack.fpuStack;
            final FPU reg = prepareForOperation(os, ec, vstack, fpuStack, v2, v1, false);
            final Item result = fpuStack.getItem(reg);
            fpuStack.pop(ec);

            // Calculate
            os.writeFDIVP(reg);
View Full Code Here

Examples of org.jnode.assembler.x86.X86Register.FPU

269
270
271
272
273
274
275
276
277
278
279
            v1.release(ec);
            v2.release(ec);
        } else {
            // Prepare stack
            final FPUStack fpuStack = vstack.fpuStack;
            final FPU reg = prepareForOperation(os, ec, vstack, fpuStack, v2, v1, true);
            final Item result = fpuStack.getItem(reg);
            fpuStack.pop(ec);

            // Calculate
            os.writeFMULP(reg);
View Full Code Here

Examples of org.jnode.assembler.x86.X86Register.FPU

329
330
331
332
333
334
335
336
337
338
339
        if (onFpu) {
            // Operand is on the FPU stack
            if (!fpuStack.isTos(left)) {
                // operand not on top, exchange it.
                final FPU reg = fpuStack.getRegister(left);
                os.writeFXCH(reg);
                fpuStack.fxch(reg);
            }
        } else {
            // operand is not on FPU stack
View Full Code Here

Examples of org.jnode.assembler.x86.X86Register.FPU

361
362
363
364
365
366
367
368
369
370
371
    private static FPU prepareForOperation(X86Assembler os,
                                           EmitterContext ec, VirtualStack vstack, FPUStack fpuStack,
                                           Item left, Item right, boolean commutative) {
        final boolean lOnFpu = left.isFPUStack();
        final boolean rOnFpu = right.isFPUStack();
        final FPU reg;

        // If the FPU stack will be full in this operation, we flush the vstack
        // first.
        int extraItems = 0;
        extraItems += lOnFpu ? 0 : 1;
View Full Code Here

Examples of org.jnode.assembler.x86.X86Register.FPU

438
439
440
441
442
443
444
445
446
447
448
            v1.release(ec);
            v2.release(ec);
        } else {
            // Prepare stack
            final FPUStack fpuStack = vstack.fpuStack;
            final FPU reg = prepareForOperation(os, ec, vstack, fpuStack, v2, v1, false);
            // We need reg to be ST1, if not swap
            fxchST1(os, fpuStack, reg);

            // Pop the fpuStack.tos
            fpuStack.pop(ec);
View Full Code Here

Examples of org.jnode.assembler.x86.X86Register.FPU

474
475
476
477
478
479
480
481
482
483
484
            v1.release(ec);
            v2.release(ec);
        } else {
            // Prepare stack
            final FPUStack fpuStack = vstack.fpuStack;
            final FPU reg = prepareForOperation(os, ec, vstack, fpuStack, v2, v1, false);
            final Item result = fpuStack.getItem(reg);
            fpuStack.pop(ec);

            // Calculate
            os.writeFSUBP(reg);
View Full Code Here
TOP
Copyright © 2018 www.massapi.com. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.